CN219104996U - Tool clamp for testing electrifying performance of storage flash memory - Google Patents

Abstract

The utility model provides a fixture for storing the electrifying performance of a flash memory test, which relates to the technical field of test fixtures and comprises a test table, a supporting table and a current detection table, wherein the side surface of the supporting table is slidably connected with a first guide rail, two sides of the inside of the first guide rail are vertically bolted with bearing hydraulic cylinders, the movable end of each bearing hydraulic cylinder is connected with a second guide rail, the inside of each second guide rail is horizontally provided with a double-shaft cylinder, the movable ends of the double-shaft cylinders are connected with sliding bases, the top surfaces of the sliding bases are in damping shaft connection with movable bases, the top ends of the movable bases are connected with clamp bodies, the clamp bodies comprise test bumps, and the clamp bodies can carry out electrifying test on the electrodes on two sides of a stored workpiece after rotating along the sliding bases, so that the clamp bodies can realize electrifying adaptation test on the electrodes on different positions on the surface of the stored workpiece, and the test diversity of the device is improved.

Description

Tool clamp for testing electrifying performance of storage flash memory

Technical Field

The utility model relates to the technical field of test fixture, in particular to a fixture for storing the test energizing performance of a flash memory.

Background

According to a battery test fixture disclosed in chinese patent No. CN107515318A, comprising: a bottom plate; the upright post is fixed on the bottom plate; and the fixing assembly can move up and down relative to the upright post and can be fixed on the upright post through a connecting piece for pressing the battery on the bottom plate and electrically connecting the battery. By providing the fixing assembly to be slidable relative to the post and fixable to the post, it is possible to accommodate different battery sizes and to provide more flexibility in application.

The following technical problems exist in the above-mentioned comparison document and the prior art:

1. the fixture is symmetrically positioned at two sides of the test bench when in test, and is fixed in position, and the adaptation test cannot be performed for the power-on test of the power-on units of the same surface and the power-on units of different surfaces of the surface of the storage workpiece;

2. when the surface clamping test is conducted on the storage workpieces with different sizes, the clamping size is not easy to adjust, and the size adaptability is poor.

Disclosure of Invention

The utility model aims to solve the defect of poor suitability in the clamp test in the prior art, and provides a tool clamp for storing the energizing performance of the flash memory test.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a frock clamp of storage flash memory test circular telegram performance, includes testboard, brace table and current detection platform, the brace table top surface is equipped with current detection platform and testboard, brace table side sliding connection is equipped with first guide rail, the inside vertical bolt of both sides of first guide rail is equipped with the bearing pneumatic cylinder, the expansion end connection of bearing pneumatic cylinder is equipped with the second guide rail, the inside level of second guide rail is equipped with biax cylinder, the expansion end of biax cylinder is all connected and is equipped with slide base, slide base top surface damping hub connection is equipped with the movable seat, the connection of movable seat top is equipped with the anchor clamps main part, the anchor clamps main part includes L type test support arm and test bump, test bump and current detection platform electric connection.

Preferably, the L type test support arm one side bottom of anchor clamps main part is equipped with the test bump, the telescopic tube has been cup jointed to the other end surface of L type test support arm, the inside vertical bolt of telescopic tube is equipped with flexible cylinder, and flexible cylinder's expansion end is connected with L type test support arm bottom.

Preferably, the clamp body and the current detection table are respectively positioned at two sides of the test table, the bottom surface of the test table is bolted with the top surface of the supporting table, and the clamp body is symmetrically distributed along two sides of the top surface of the test table.

Preferably, the adjacent bearing hydraulic cylinders are synchronously controlled, the vertical central line of the double-shaft cylinder coincides with the vertical central line of the second guide rail, and the clamp main bodies are symmetrically distributed along two sides of the second guide rail.

Preferably, the outer wall of the sliding base abuts against the inner wall of the second guide rail, and the damping force between the sliding base and the movable base is 1.5 times of the sum of the weights of the movable base and the clamp body.

Preferably, the telescopic cylinders inside the adjacent clamp bodies are synchronously controlled, and different electrodes are connected between the test salient points of the adjacent clamp bodies and the current detection table respectively.

Preferably, the bottom surface of the supporting table is coplanar with the bottom surface of the first guide rail, and a detachable structure is arranged between the supporting table and the first guide rail.

Advantageous effects

According to the utility model, the clamp main bodies at two sides are guided by matching the first guide rail with the second guide rail, so that the clamp main bodies can carry out the electrifying test on the electrodes on the surfaces of the stored workpieces in the vertical direction, and meanwhile, the electrifying test on the electrodes at two sides of the stored workpieces can be carried out after rotating along the sliding base, so that the clamp main bodies can realize the electrifying adaptation test on the electrodes at different positions on the surfaces of the stored workpieces, and the testing diversity of the device is increased.

According to the utility model, the telescopic structure of the L-shaped test support arm and the telescopic sleeve is arranged in the clamp main body and is matched with the double-shaft cylinder in the second guide rail at the bottom, so that the adaptation, adjustment and detection of the width and the thickness of the stored workpiece on the surface of the test bench can be realized, the clamp main body can conveniently clamp and electrify the stored workpieces with different sizes in a size adaptation manner, and the adaptation and the adjustment of the device test are improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a split block diagram of the present utility model;

FIG. 3 is a split block diagram of the clamp body of the present utility model;

FIG. 4 is a diagram of a rotating structure of a clamp body according to the present utility model;

FIG. 5 is a view of the current detection stage of the present utility model;

fig. 6 is a front cross-sectional view of the present utility model.

Legend description:

1. a support table; 2. a current detection stage; 3. a test bench; 4. a first guide rail; 5. a bearing hydraulic cylinder; 6. a second guide rail; 7. a biaxial cylinder; 8. a sliding base; 9. a movable seat; 10. a clamp body; 1001. a telescoping tube; 1002. a telescopic cylinder; 1003. an L-shaped test support arm; 1004. and testing the convex points.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

First embodiment:

referring to fig. 1-6, a fixture for storing flash memory test energizing performance comprises a test bench 3, a support bench 1 and a current detection bench 2, wherein the top surface of the support bench 1 is provided with the current detection bench 2 and the test bench 3, the side surface of the support bench 1 is slidably connected with a first guide rail 4, the support bench 1 supports the whole device and is used for placing the current detection bench 2 and the test bench 3, the top surface of the test bench 3 can be positioned at the bottom of a fixture main body 10 to store workpieces, and the energizing detection of the stored workpieces is facilitated.

When the stored workpiece is detected, two electrode distribution modes are arranged on the surface of the stored workpiece, one electrode distribution mode is arranged at the same surface position, such as the power connection unit is arranged on the top surface of the stored workpiece, the test end of the clamp body 10 is required to be kept in the same plane, the other electrode distribution mode is arranged at two side positions of the stored workpiece, such as the power connection unit is arranged at two side positions of the stored workpiece, the clamp body 10 is required to be kept at two different side surface positions at the moment, so that the power-on measurement of the surface of the stored workpiece is carried out, and the clamp body 10 is required to adjust different positions for carrying out the power-on adaptation of the surface of the stored workpiece according to the two conditions.

When the power connection unit for the top surface of the first storage workpiece is on the same plane, as the double-shaft air cylinder 7 is horizontally arranged in the second guide rail 6, the movable ends of the double-shaft air cylinders 7 are connected with the sliding base 8, the damping shaft of the top surface of the sliding base 8 is connected with the movable base 9, the top end of the movable base 9 is connected with the clamp main body 10, the clamp main body 10 comprises the L-shaped test support arm 1003 and the test protruding point 1004, the test protruding point 1004 is electrically connected with the current detection table 2, and therefore, the movable base 9 rotates to the vertical position with the sliding base 8 along the surface of the sliding base 8, the test protruding point 1004 at the bottom end of the L-shaped test support arm 1003 of the clamp main body 10 connected with the top is vertically positioned at the top of the test table 3, so that the contact between the test protruding point 1004 and the surface of the storage workpiece is realized through the expansion and contraction of the telescopic air cylinder 1002, the interval between the clamp main bodies 10 is regulated by the expansion and contraction of the double-shaft air cylinder 7, the interval between the adjacent clamp main bodies 10 can be matched with the distance of the power connection unit for the top surface of the storage workpiece, and the contact test unit for the top surface of the storage workpiece.

According to the second situation, the movable seat 9 needs to be rotated along the surface of the sliding base 8, the clamp body 10 is rotated to the positions of two sides of the test bench 3, at this time, the clamp body 10 is located in different planes, the distance between the adjacent test bumps 1004 can be completed through the shrinkage of the clamp body 10, at this time, the double-shaft air cylinder 7 can not stretch out and draw back, the adjustment of the distance between the adjacent test bumps 1004 can be completed only through the stretch out and draw back of the telescopic air cylinder 1002 inside the clamp body 10, after the rotation of the clamp body 10 is finished, the bearing hydraulic cylinders 5 are vertically bolted to the two sides inside the first guide rail 4, the movable ends of the bearing hydraulic cylinders 5 are connected with the second guide rail 6, so that the movable ends of the bearing hydraulic cylinders 5 are required to stretch out, the whole second guide rail 6 and the clamp body 10 are driven to move upwards to be matched with the power connection units on the sides of the storage workpiece on the top surface of the test bench 3, and then the power-on test on different sides of the storage workpiece is performed.

The specific structure of the clamp body 10 is that a test salient point 1004 is arranged at the bottom end of one side of an L-shaped test support arm 1003 of the clamp body 10, a telescopic tube 1001 is sleeved on the surface of the other end of the L-shaped test support arm 1003, a telescopic cylinder 1002 is vertically connected in the telescopic tube 1001 in a bolting mode, the movable end of the telescopic cylinder 1002 is connected with the bottom end of the L-shaped test support arm 1003, the movable end of the telescopic cylinder 1002 stretches out and draws back to drive the end of the L-shaped test support arm 1003 to slide in the telescopic tube 1001, so that the length of the whole telescopic tube 1001 and the length of the L-shaped test support arm 1003 are conveniently matched with the surface of a storage workpiece during testing, the test salient point 1004 is connected with a current detection table 2, adjacent test salient points 1004 are respectively connected with an anode and a cathode, a circuit is formed when the adjacent test salient points are contacted with an electricity receiving unit on the surface of the storage workpiece, current flowing through the circuit is displayed on the surface of the current detection table 2, whether the surface of the storage workpiece is electrified is judged according to whether the current deflection is judged, and whether the surface of the storage workpiece is electrified is qualified or not is judged according to the angle of current deflection.

Other limiting structures in the whole device are that the clamp main body 10 and the current detection table 2 are respectively positioned at two sides of the test table 3, the bottom surface of the test table 3 is bolted with the top surface of the supporting table 1, the clamp main body 10 is symmetrically distributed along two sides of the top surface of the test table 3, adjacent bearing hydraulic cylinders 5 are synchronously controlled, the vertical center line of the double-shaft cylinder 7 coincides with the vertical center line of the second guide rail 6, the clamp main body 10 is symmetrically distributed along two sides of the second guide rail 6, the outer wall of the sliding base 8 is propped against the inner wall of the second guide rail 6, the damping force between the sliding base 8 and the movable base 9 is 1.5 times of the sum of the gravity of the movable base 9 and the clamp main body 10, the clamp main body 10 is prevented from deflecting, the stability of the clamp main body 10 is kept, and the telescopic cylinders 1002 inside the adjacent clamp main body 10 are synchronously controlled, and the test salient points 1004 of the adjacent clamp main bodies 10 are respectively connected with different electrodes between the current detection table 2 for forming a circuit, thereby meeting the condition of current passing, and being used for detecting the electrifying condition.

Specific embodiment II:

referring to fig. 1-6, the bottom surface of the supporting table 1 is coplanar with the bottom surface of the first guide rail 4, a detachable structure is arranged between the supporting table 1 and the first guide rail 4, the whole equipment can realize independent power-on detection on scattered storage workpieces when not detached, the whole equipment is generally suitable for power-on detection on a small amount of storage workpieces, the detached structure can be suitable for power-on detection on storage workpieces in the factory production process, the supporting table 1 and the first guide rail 4 can be detached in a sliding manner through the detachable structure of the supporting table 1 and the first guide rail 4, each structure of the first guide rail 4 and the top of the first guide rail can be directly bolted on the surface of a factory assembly line along with the first guide rail 4, such as the surface of a test table 3 arranged at the feeding end part of the storage workpieces after production, and the flow detection in the production process of the storage workpieces can be realized.

Third embodiment:

referring to fig. 1 and 6, in actual use, the connection manner between the test bumps 1004 and the current detection platform 2 may be a wireless structure in the above embodiment, or a wired structure, and positive and negative poles of the lines extending from the surface of the current detection platform 2 are respectively connected with top ends of the L-shaped test arms 1003 on two sides, at this time, a spring line needs to be added between the adjacent L-shaped test arms 1003 for connecting the lines of the two test bumps 1004, so as to keep the whole line closed, and facilitate current transmission.

Fourth embodiment:

referring to fig. 1 to 6, when the test bump 1004 is connected to the electrical connection unit storing the surface of the workpiece, a complete circuit structure is formed with the aid of the current detection table 2, the specific circuit diagram is set according to the actual situation, the test bump 1004 and the current detection table 2 can be connected wirelessly, and the specific connection mode is set according to the actual use situation and the circuit structure on the premise of meeting the above functions.

To sum up:

1. the clamp main body 10 on two sides is guided by the first guide rail 4 and the second guide rail 6, so that the clamp main body 10 can carry out the electrifying test on the electrodes on the surface of the storage workpiece in the vertical direction, and meanwhile, the electrifying test on the electrodes on two sides of the storage workpiece can be carried out after the clamp main body 10 rotates along the sliding base 8, so that the electrifying adaptation test on the electrodes on different positions on the surface of the storage workpiece can be realized by the clamp main body 10, and the testing diversity of the device is increased;

2. the telescopic structures of the L-shaped test support arm 1003 and the telescopic sleeve 1001 are arranged in the clamp body 10 and are matched with the double-shaft air cylinder 7 in the second guide rail 6 at the bottom, so that the detection of the adaptation adjustment of the width and the thickness of the stored workpiece on the surface of the test bench 3 can be realized, the clamp body 10 can conveniently carry out the size adaptation clamping power-on test on the stored workpiece with different sizes, and the adaptation and the adjustment of the device test are improved.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a storage flash memory test circular telegram performance's frock clamp, includes testboard (3), brace table (1) and electric current detection platform (2), its characterized in that: the supporting bench is characterized in that the top surface of the supporting bench (1) is provided with a current detection bench (2) and a test bench (3), the side surface sliding connection of the supporting bench (1) is provided with a first guide rail (4), vertical bolting on two sides of the inside of the first guide rail (4) is provided with a bearing hydraulic cylinder (5), the movable end of the bearing hydraulic cylinder (5) is connected with a second guide rail (6), the inside level of the second guide rail (6) is provided with a double-shaft cylinder (7), the movable ends of the double-shaft cylinders (7) are connected with a sliding base (8), the top surface damping shaft of the sliding base (8) is connected with a movable base (9), the top end of the movable base (9) is connected with a clamp body (10), the clamp body (10) comprises an L-shaped test support arm (1003) and a test bump (1004), and the test bump (1004) is electrically connected with the current detection bench (2).

2. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the clamp is characterized in that a testing salient point (1004) is arranged at the bottom end of one side of an L-shaped testing support arm (1003) of the clamp body (10), a telescopic tube (1001) is sleeved on the surface of the other end of the L-shaped testing support arm (1003), a telescopic cylinder (1002) is vertically bolted inside the telescopic tube (1001), and the movable end of the telescopic cylinder (1002) is connected with the bottom end of the L-shaped testing support arm (1003).

3. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the clamp body (10) and the current detection table (2) are respectively located at two sides of the test table (3), the bottom surface of the test table (3) is bolted with the top surface of the supporting table (1), and the clamp body (10) is symmetrically distributed along two sides of the top surface of the test table (3).

4. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the adjacent bearing hydraulic cylinders (5) are synchronously controlled, the vertical central line of the double-shaft cylinder (7) coincides with the vertical central line of the second guide rail (6), and the clamp main bodies (10) are symmetrically distributed along the two sides of the second guide rail (6).

5. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the outer wall of the sliding base (8) is propped against the inner wall of the second guide rail (6), and the damping force between the sliding base (8) and the movable base (9) is 1.5 times of the sum of the gravity of the movable base (9) and the clamp main body (10).

6. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the telescopic cylinders (1002) inside the adjacent clamp main bodies (10) are synchronously controlled, and different electrodes are connected between the test salient points (1004) of the adjacent clamp main bodies (10) and the current detection table (2) respectively.

7. The tooling fixture for storing flash memory test energizing performance of claim 1, wherein: the bottom surface of the supporting table (1) is coplanar with the bottom surface of the first guide rail (4), and a detachable structure is arranged between the supporting table (1) and the first guide rail (4).

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